The point on the unit circle with centre (0, 0); where tangents are equally inclined to the co-ordinate axes are :

$\left(±\frac{1}{\sqrt{2}}, ±\frac{1}{\sqrt{2}}\right), \left(±\frac{1}{\sqrt{2}}, ±\frac{1}{\sqrt{2}}\right)$ $±1, ±1), (±1, ±1)$ $(±\sqrt{2},±\sqrt{2}), (±\sqrt{2}, ±\sqrt{2})$ $(±2\sqrt{2},±2\sqrt{2}), (±2\sqrt{2}, ±2\sqrt{2})$

$\left(±\frac{1}{\sqrt{2}}, ±\frac{1}{\sqrt{2}}\right), \left(±\frac{1}{\sqrt{2}}, ±\frac{1}{\sqrt{2}}\right)$